<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title>input输入框</title>
	</head>
	<body>
		<form action="form.php" method="post"> 
		请输入内容： 
		 <input name="text1" type="text" value="输入框的默认值"/> 
		</form> 
	</body>
</html>